Question: "Which is {in conflict} of {Hermann Balck}, where has {venue} is {Europe} ?"
Paraphrase: "Which is {in struggle} of {Hermann Balck}, where has {scene} is {Europe} ?"
SPARQL (Wikidata): SELECT ?answer WHERE { wd:Q61239 wdt:P607 ?answer . ?answer wdt:P276 wd:Q46}
Answer: World War I, World War II